Seattle, WA 98115 ZIP Code Profile

Related Place Profiles:
Seattle, WA | Wedgwood, WA

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ZIP Code 98115: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Seattle, WA 98115

Not Acceptable, USPS
Seattle Naval Support Activi, WA 98115
Wedgwood, WA 98115

  • ZIP Code Type: STANDARD
  • County: King County
  • Centroid: Latitude 47.683, Longitude -122.292
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,269
  • PO Box Addresses: 407
  • Residential Addresses: 22,639
    • Multi-Family Addresses: 6,237
    • Single Family Addresses: 16,402

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


98115 ZIP Code Map

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Seattle, WA 98115 Data & Demographics (As of July 1, 2017)


Total Population 51,058
Daytime Population: Workers 16,537
Daytime Population: Residents 21,614
Total Daytime Population (TDP) 38,151
Ratio TDP/Total Population1 0.75
Population in Households 50,628
Population in Familes 33,584
Population in Group Qrtrs 430
Population Density2 7,822
Diversity Index3 44


Median Household Income $95,416
Average Household Income $135,671
Per Capita Income $59,882


Total Housing Units 23,383 (100%)
Owner Occupied HU 13,907 (59.5%)
Renter Occupied HU 8,520 (36.4%)
Vacant Housing Units 956 ( 4.1%)
Median Home Value $587,271
Average Home Value $630,041


Total Households 22,427
Average Household Size 2.26
Family Households 11,729
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.43% 1.34%
Households 1.32% 1.27%
Families 1.26% 1.24%
Median Household Income   2.68%
Per Capita Income   2.64%

Seattle, WA 98115 - Peer Comparisons by Rank and Percentile

The table below compares 98115 to the other 585 ZIP Codes in Washington by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 10 98th
Population Density # 16 97th
Diversity Index # 236 60th
Median Household Income # 36 94th
Per Capita Income # 17 97th

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.

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